Opportunity Backend Engineering work from LinkedIn, X, Reddit and Upwork, in one list. Find me work
techroles

LiquidityBook Lead Software Engineer – Market Data and Integrations (Backend, Java)

FactSet factset.com Open
New York Norwalk Full-time Senior Backend Engineering

At a glance

Senior Backend Engineering role at FactSet. New York · full-time · $130,000–$165,000 base.

SalaryStated by FactSet
$130,000 – $165,000
Base salary for this role, in USD per year, as published in the posting.
This role, from FactSetOur estimate for the market: $184,538–$225,156Median $203,000
Below the market median of $203,000 for senior backend engineering roles in New York.
Worked out from 80 postings that stated pay, median $203,000. Last updated Nov 7, 2026.
RoleBackend Engineering
SenioritySenior
LocationNew York
EmploymentFull-time
Base pay$130,000–$165,000
PostedOct 19, 2026
Also hiring inNorwalk
Role brief

techroles summary, based on the employer's posting.

What you'll do

  • Build and maintain Java backend features that handle complex, multi-threaded workloads with an emphasis on speed and scale
  • Set up FIX connections and develop the supporting tools used to operate them
  • Ingest and distribute vendor market data, including feeds from Bloomberg and FactSet
  • Develop external APIs and connect the platform with other systems
  • Shape technical plans with product managers and engineers, review code, mentor junior teammates, and resolve production issues

What you bring

  • At least five years of professional software engineering experience
  • Strong unit-testing practice and the ability to review code and help other engineers improve
  • A computer science degree or a related educational background

Who this fits

This is a hands-on senior engineering role focused on Java, trading applications, market data, FIX connectivity, and integrations. It suits someone comfortable with architecture and feature planning as well as mentoring teammates. The stated salary range for New York and Connecticut is $130,000 to $165,000 per year.

From the employer

FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions.


At FactSet, our values are the foundation of everything we do. They express how we act and operate, serve as a compass in our decision-making, and play a big role in how we treat each other, our clients, and our communities. We believe that the best ideas can come from anyone, anywhere, at any time, and that curiosity is the key to anticipating our clients’ needs and exceeding their expectations.



LiquidityBook is seeking a talented and experienced Lead Software Engineer to join our Integrations and Market Data team. This is a hands-on role, where you will design and develop financial trading applications, work with our market data infrastructure, build and maintain our FIX infrastructure and tooling, as well as our external APIs and integrations with other systems. You will be part of a team working on mission-critical systems, leveraging object-oriented programming, primarily in Java, to build scalable, robust trading applications.


Responsibilities: 

  • Design, develop, and maintain high-performance features across complex, multi-threaded backend (Java) components.
  • Design, build and maintain FIX connectivity and the tools used to manage it.
  • Bring in and distribute market data from vendors such as Bloomberg and FactSet
  • Build and maintain external APIs and integrations with other systems
  • Collaborate with product managers and other engineers to translate requirements into effective technical solutions. 
  • Participate in code reviews, mentor junior engineers, and uphold high standards for code quality, usability, and performance. 
  • Optimize application performance, focusing on scalability and low latency. 
  • Troubleshoot and resolve complex technical issues within a fast-paced financial trading environment. 
  • Contribute to feature planning, architectural discussions, and technical documentation.



Job Requirements: 

  • 5+ years of software engineering experience required 
  • Strong unit testing experience
  • Excellent problem-solving and execution skills 
  • Strong code review skills
  • Mentor others on the team when needed



Desired Skills: 

  • Knowledge of the financial trading ecosystem 
  • Java engineering experience



Education:

  • Bachelor’s degree in computer science or relevant



The budgeted salary range for this position in the states of Connecticut and New York is $130,000.00 - $165,000.00






Company Overview:

FactSet (NYSE:FDS | NASDAQ:FDS) helps the financial community to see more, think bigger, and work better. Our digital platform and enterprise solutions deliver financial data, analytics, and open technology to more than 8,200 global clients, including over 200,000 individual users. Clients across the buy-side and sell-side, as well as wealth managers, private equity firms, and corporations, achieve more every day with our comprehensive and connected content, flexible next-generation workflow solutions, and client-centric specialized support. As a member of the S&P 500, we are committed to sustainable growth and have been recognized among the Best Places to Work in 2023 by Glassdoor as a Glassdoor Employees’ Choice Award winner. Learn more at www.factset.com and follow us on X and LinkedIn.

At FactSet, we celebrate difference of thought, experience, and perspective. Qualified applicants will be considered for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, disability, protected veteran status or other characteristics protected by law. FactSet participates in E-Verify

Opportunity

Backend Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Backend Engineering$130k+

Find me work

By the team behind techroles.

Find me work
Opportunity

Backend Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind techroles.